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Add negative tests for opaque mixed-PSK (client)

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ssl_client2.c used to check that we force a ciphersuite that worked;
that would have prevented testing so I removed it. The library should be
robust even when the application tries something that doesn't work.

Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
This commit is contained in:
Manuel Pégourié-Gonnard
2022-06-14 10:45:19 +02:00
committed by Manuel Pégourié-Gonnard
parent 938be422c6
commit a49a00cc24
3 changed files with 44 additions and 11 deletions
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11
programs/ssl/ssl_client2.c
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@ -1420,17 +1420,6 @@ int main( int argc, char *argv[] )
#if defined (MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED)
if( opt.psk_opaque != 0 )
{
/* Ensure that the chosen ciphersuite is PSK-only; we must know
* the ciphersuite in advance to set the correct policy for the
* PSK key slot. This limitation might go away in the future. */
if( ciphersuite_info->key_exchange != MBEDTLS_KEY_EXCHANGE_PSK ||
opt.min_version != MBEDTLS_SSL_MINOR_VERSION_3 )
{
mbedtls_printf( "opaque PSKs are only supported in conjunction with forcing TLS 1.2 and a PSK-only ciphersuite through the 'force_ciphersuite' option.\n" );
ret = 2;
goto usage;
}
/* Determine KDF algorithm the opaque PSK will be used in. */
#if defined(MBEDTLS_SHA512_C)
if( ciphersuite_info->mac == MBEDTLS_MD_SHA384 )